OFFSET
1,1
COMMENTS
Column 6 of A205954.
EXAMPLE
Some solutions for n=4:
..2..2..0..2..3..3..0....1..0..3..2..3..3..0....2..0..3..0..1..3..2
..1..2..1..2..0..1..1....0..2..2..3..3..3..1....0..1..1..3..2..0..0
..2..3..3..2..3..1..1....0..2..2..1..2..0..0....0..1..1..0..1..0..2
..3..3..3..1..3..0..3....0..1..3..3..2..3..2....1..2..0..3..2..3..0
..3..3..2..1..2..0..2....2..1..2..0..1..1..2....1..1..1..2..1..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 02 2012
STATUS
approved